library.fes.delibrary.fes.de/itf/pdf/z9593/1959/z9593_1959_03.pdfengine service alone, about 35000...
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library.fes.delibrary.fes.de/itf/pdf/z9593/1959/z9593_1959_03.pdfengine service alone, about 35000 job opportunities disappeared. Technological advances had their hid- den dangers